53 search results - page 5 / 11 » Noise Folding in Compressed Sensing |
ICASSP
2011
IEEE
12 years 11 months ago
2011
IEEE
In this paper we present a new compressed sensing model and reconstruction method for multi-detector signal acquisition. We extend the concept of the famous single-pixel camera to...
TIP
2010
13 years 6 months ago
2010
In this paper we model the components of the compressive sensing (CS) problem, i.e., the signal acquisition process, the unknown signal coefficients and the model parameters for ...
COMPGEOM
2011
ACM
12 years 11 months ago
2011
ACM
We propose a framework for compressive sensing of images with local geometric features. Specifically, let x ∈ RN be an N-pixel image, where each pixel p has value xp. The image...
ICASSP
2008
IEEE
14 years 2 months ago
2008
IEEE
Consider a scenario where a distributed signal is sparse and is acquired by various sensors that see different versions. Thus, we have a set of sparse signals with both some commo...
ICIP
2001
IEEE
14 years 9 months ago
2001
IEEE
Resolution enhancement for video sequences has always been an attractive application in multimedia signal processing. "Superresolution" methods, that combine non-redunda...